8166188932 has 24 divisors (see below), whose sum is σ = 15632507520. Its totient is φ = 3701782560.

The previous prime is 8166188929. The next prime is 8166188983. The reversal of 8166188932 is 2398816618.

It is a self number, because there is not a number n which added to its sum of digits gives 8166188932.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236707 + ... + 269002.

It is an arithmetic number, because the mean of its divisors is an integer number (651354480).

Almost surely, 2^8166188932 is an apocalyptic number.

It is an amenable number.

8166188932 is a deficient number, since it is larger than the sum of its proper divisors (7466318588).

8166188932 is a wasteful number, since it uses less digits than its factorization.

8166188932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506091 (or 506089 counting only the distinct ones).

The product of its digits is 995328, while the sum is 52.

The square root of 8166188932 is about 90366.9681465523. The cubic root of 8166188932 is about 2013.7542708474.

The spelling of 8166188932 in words is "eight billion, one hundred sixty-six million, one hundred eighty-eight thousand, nine hundred thirty-two".